/* CSS Document */
@charset "utf-8"
{}
 #body{ height:900px;}
 #upper{ height:10%; width:100%;  background: #33CCFF; text-align:center; margin:auto}
 #middle{ height:80%; width:100%; background-image:url('../images/beijin.png');}
 #upper_text{ color:#000000; font-size: xx-large; text-align:center;}
 #middle_first{ height:10%; color:#FF0000;}
 #middle_first_text{color:#FF0000;}
 #middle_main{ height:50%;width:80%; margin:auto}
 #middle_main_mid{ height:50%; width:80%;  margin:auto;}
 #teacherMain{margin-top:50px; margin-left:-20px; width:20%}
 #teacherMain_mid{ margin-left:100px; width:65%; color:#0033CC;}
 #downer{ height:10%; width:100%; background:#33CCFF; text-align:center;}